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    Human ex vivo carcinoma cells produce transforming growth factor β and thereby can inhibit lymphocyte functions in vitro

     We tested 20 human carcinoma samples for the production of transforming growth factor β (TGFβ) in vitro. Tumour cell suspensions without obvious contamination with non-malignant cells were kept in culture con...

    F. Vánky, Noémi Nagy, Christina Hising, Kerstin Sjövall in Cancer Immunology, Immunotherapy (1997)